<template>
  <div>
    <template v-if="!lookflag">
      <el-select
          v-loading="selLoading"
          class="w-100"
          v-model="selectValue"
          :placeholder="placeholder"
          :clearable="false"
          style="width: 240px"
          size="mini"
          refs="mySelect"
          :reserve-keyword="true"
          :disabled="disabled"
          filterable
          popper-class="sele"
          :filter-method="filter"
          @change="fun"
          @focus="funx"
          @blur="funb"
          @visible-change="hidden"
          clearable
      >
        <el-option
            v-for="item in options"
            :key="item.id"
            :label="item.appName"
            remote
            :value="item.id"
            placeholder="请输入"
        >
        </el-option>

        <div style="bottom: -10px">
          <el-pagination
              v-if="pageModel.total > pageModel.limit"
              small
              @current-change="handleCurrentChange"
              :current-page="pageModel.pageIndex"
              :page-size="pageModel.limit"
              layout="prev, pager,next,total"
              :total="pageModel.total"
          >
          </el-pagination>
        </div>
      </el-select>
    </template>
    <template v-else
    >
      <div v-loading="selLoading">{{ showValue }}</div>
    </template
    >
  </div>
</template>


<style scoped lang="scss">
::v-deep .el-input--mini .el-input__inner {
  height: 38px;
}

.w-100 {
  width: 100% !important;
}

.drop > > > .el-input__inner {
  background: #5183ff !important;
  color: white;
  border: none;
  height: 26px;
  padding: 10px 22px 10px 10px;
  text-align: center;
}

.drop {
  width: 250px;
}

.drop > > > .el-select .el-input .el-select__caret {
  display: none;
}
</style>


<script>
import debounce from "lodash/debounce";
import {getUserModuleApi} from "@/api/integrationOption/integrationOption.js";

export default {
  props: {
    ruleForm: {
      type: Object,
      default: {},
    },
    selectInfo: {
      type: Object,
      default: () => {
        return {};
      },
    },
    // 是否禁用
    disabled: {
      type: Boolean,
      default: false,
    },
    placeholder: String,
    value: {
      type: String,
    },
    itemObj: {
      type: Object,
      default: () => {
        return {};
      },
    },
    lookflag: {
      type: Boolean,
      default: false,
    },
  },
  data() {
    return {
      options: [], //当前页码的数据
      pageModel: {
        total: 0,
        pageIndex: 1,
        limit: 10,
      },
      selLoading: false,
      showValue: "",
      lookLoading: false,
    };
  },
  computed: {
    selectValue: {
      get() {
        if (this.value && !this.options.length) {
          this.getSelectdata(this.ruleForm[this.itemObj.id]);
        }
        return this.value;
      },
      set(val) {
        this.$emit("input", val);
      },
    },
  },
  created() {
    if (
        Object.keys(this.ruleForm).length &&
        this.ruleForm[this.itemObj.id] &&
        !this.options.length
    ) {
      this.getSelectdata(this.ruleForm[this.itemObj.id]);
    }
  },
  mounted() {
    if (this.itemObj.options) {
      this.options = this.itemObj.options;
    }
  },
  methods: {
    // 请求select信息（分页）
    async getUserModuleApi(obj = {}) {
      this.selLoading = true;
      const res = await getUserModuleApi(
          {
            tl: "sysApplicationService",
            as: "application",
            dj: "queryAppApi",
          },
          {
            pageNum: this.pageModel.pageIndex,
            pageSize: this.pageModel.limit,
            appId: this.$route.query.id,
            ...obj,
          }
      );
      if (res.status == 200) {
        this.pageModel.total = res.attribute.total;
        this.selLoading = false;
        this.options = res.attribute.list.map(item => {
          let obj = {appName: item.apiName, id: item.id}
          return obj
        })
      }
    },
    // 根据selectid找到value
    async getSelectdata(id) {
      this.selLoading = true;
      const res = await getUserModuleApi(
          {
            tl: "sysApplicationService",
            as: "application",
            dj: "getAppApi",
          },
          {
            id: id,
          }
      );
      if (res.status == 200) {
        this.options = []
        this.options.push(
            {
              id: res.attribute.id,
              appName: res.attribute.apiName
            }
        )
      }
      this.selLoading = false;
    },
    // 页码改变事件
    handleCurrentChange(val) {
      this.pageModel.pageIndex = val;
      this.getUserModuleApi();
    },
    // select选中更改事件
    fun(val) {
      // this.$emit(`${this.funName}`, arr);
    },
    // 获得焦点
    funx() {
    },
    // 失去焦点
    funb() {
    },
    hidden(val) {
      if (val) {
        this.getUserModuleApi();
      }
    },
    //搜索方法,将符合的数据存入options中，并分页展示
    filter: debounce(function (val) {
      this.pageModel.pageIndex = 1;
      this.getUserModuleApi({apiName: val});
    }, 300),
  },
  //监听来自父组件的数据，当数据更新时，重置展示
  watch: {},
};
</script>
